Service manual

3-2 IP-421 PRINT CONTROLLER
Chapter 3 Troubleshooting
Symptom
Test print can be produced but not
from the network port.
Test print can be produced and
all ports are good, but user jobs
cannot be printed.
Possible causes
The network card is inactive or not
installed properly.
Some software error has hap-
pened.
Actions
Examine the network card. Check
all connectors. Replace the net-
work card as necessary.
IP-421’s software or application
program has something wrong.
Save the file, which failed to be
printed, in the disk and analyze
the problem by suitable means.
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